Simpler_Base.cpp

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#include <Navier_Stokes_std.h>
#include <Assembleur_base.h>
#include <Probleme_base.h>
#include <Simpler_Base.h>
#include <Domaine_VF.h>
#include <TRUSTTrav.h>
 
Implemente_base_sans_constructeur(Simpler_Base,"Simpler_Base",Solveur_non_lineaire);
 
Sortie& Simpler_Base::printOn(Sortie& os ) const
{
  return os;
}
 
Entree& Simpler_Base::readOn(Entree& is )
{
  is_seuil_convg_variable = 0;
  controle_residu_ = 0;
  no_qdm_ = 0;
  return Solveur_Implicite_base::readOn(is);
}
 
Entree& Simpler_Base::lire(const Motcle& motlu, Entree& is)
{
  if (motlu == "no_qdm")
    {
      Cerr << motlu << finl;
      no_qdm_ = 1;
    }
  else if (motlu == "facsec_diffusion_for_sets")
    {
      Cerr << motlu << finl;
      is >> facsec_diffusion_for_sets_;
    }
  else
    {
      Cerr << "Keyword : " << motlu << " is not undertood in " << que_suis_je() << finl;
      Process::exit();
    }
  return is;
}
 
void Simpler_Base::assembler_matrice_pression_implicite(Equation_base& eqn_NS,const Matrice_Morse& matrice,Matrice& matrice_en_pression_2)
{
  Navier_Stokes_std& eqnNS = ref_cast(Navier_Stokes_std,eqn_NS);
  const auto& tab1 = matrice.get_tab1();
  const auto& coeff = matrice.get_coeff();
  const DoubleTab& present = eqn_NS.inconnue().valeurs();
  int nb_comp = 1;
  int deux_entrees = 0;
 
  if (present.nb_dim()==2)
    {
      deux_entrees = 1;
      nb_comp = present.dimension(1);
    }
 
  const Domaine_VF& le_dom = ref_cast(Domaine_VF,eqnNS.domaine_dis());
  if (deux_entrees==0)
    {
      DoubleVect vol2 = le_dom.volumes_entrelaces();
      int ns = vol2.size();
      for (int i=0; i<ns; i++)
        {
          auto idiag = tab1[i*nb_comp]-1;
          double ref = coeff[idiag];
          for (int c=1; c<nb_comp; c++)
            if (!est_egal(ref,coeff[tab1[i*nb_comp+c]-1]))
              {
                Cerr<<"Problem in Piso on the diagonal entry"<<i<<" comp "<< c<<" ref "<<ref<<" values "<<coeff[tab1[i*nb_comp+c]-1]<<finl;
                exit();
              }
          vol2[i] = coeff[idiag];
        }
      vol2.echange_espace_virtuel();
      eqnNS.assembleur_pression()->assembler_mat(matrice_en_pression_2,vol2,1,1);
    }
  else
    {
      DoubleTab vol2(present);
      int ns = vol2.dimension_tot(0);
      for (int i=0; i<ns; i++)
        for (int c=0; c<nb_comp; c++)
          vol2(i,c) = matrice(i*nb_comp+c,i*nb_comp+c);
 
      vol2.echange_espace_virtuel();
      eqnNS.assembleur_pression()->assembler_mat(matrice_en_pression_2,vol2,1,1);
    }
 
  SolveurSys& solveur_pression_ = eqnNS.solveur_pression();
  solveur_pression_->reinit();
}